1313974480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{180491}}^1$

素因数の和:180524

約数の個数: 80

約数和(自身を含む): 3760009344

約数和(自身を除く): 2446034864

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 180491, 360982, 721964, 902455, 1263437, 1443928, 1804910, 2346383, 2526874, 2887856, 3609820, 4692766, 5053748, 6317185, 7219640, 9385532, 10107496, 11731915, 12634370, 14439280, 16424681, 18771064, 20214992, 23463830, 25268740, 32849362, 37542128, 46927660, 50537480, 65698724, 82123405, 93855320, 101074960, 131397448, 164246810, 187710640, 262794896, 328493620, 656987240, 1313974480]

約数ペア:

[(1, 1313974480), (2, 656987240), (4, 328493620), (5, 262794896), (7, 187710640), (8, 164246810), (10, 131397448), (13, 101074960), (14, 93855320), (16, 82123405), (20, 65698724), (26, 50537480), (28, 46927660), (35, 37542128), (40, 32849362), (52, 25268740), (56, 23463830), (65, 20214992), (70, 18771064), (80, 16424681), (91, 14439280), (104, 12634370), (112, 11731915), (130, 10107496), (140, 9385532), (182, 7219640), (208, 6317185), (260, 5053748), (280, 4692766), (364, 3609820), (455, 2887856), (520, 2526874), (560, 2346383), (728, 1804910), (910, 1443928), (1040, 1263437), (1456, 902455), (1820, 721964), (3640, 360982), (7280, 180491)]